The maya, aztec, olmec, toltec, and zapotec cultures thrived in a. south america b. the plateau region c. the eastern woodlands d. mesoamerica and the caribbean

i think it’s d: mesoamerica and the caribbean

c) many feel that their votes do not count eliminate

worldwide, 780 million people do not have access to an improved water source. an estimated 2.5 billion people lack access to improved sanitation (more than 35% of the world's population)